Originally Posted by SloopJonB
Can I assume you wear a belt and
suspenders as well Jeff.
Why do you ask? Actually, I also have my pants stitched to my shirt and both surgically attached to my body. They never fall down!
But seriously, in reality, if the membrane was heavy enough and there is adequate internal framing, you would not need the keel bolts as long as you never spend any time grinding on a rock ledge.